Geotest: Germany/Grub am Forst

add_filter( 'the_content', 'geocode_test' );

function geocode_test( $content ) {
    if ( ! isset($_GET['geotest'] ) ) return $content;
    remove_filter( 'the_content', 'geocode_test' );

    $test_address = ' Lindenstrasse 5, Grub am Forst, 96271 Deutschland';
    $url = 'http://maps.googleapis.com/maps/api/geocode/json?address=' . urlencode( $test_address ) . '&sensor=false';

    $result = wp_remote_get($url);

    ob_start();
    if ( isset( $result['body'] ) ) {
        $response = json_decode( $result['body'] );
        if ( isset( $response->results ) && isset( $response->results[0] )  && isset( $response->results[0]->geometry ) ) {
            echo "Geometry result:\n";
            var_dump( $response->results[0]->geometry->location );
        }
        else {
            echo "No geometry data\n";
        }
    }
    var_dump( $result );
    $result = ob_get_clean();

    return '<pre>' . $result . '</pre>' . $content;
}